paroxysmal atrial fibrillation, paroxysmal nocturnal dyspnea, paroxysmal nocturnal hemoglobinuria, paroxysmal hemicrania, paroxysmal af, paroxysmal supraventricular tachycardia, paroxysmal tachycardia, paroxysmal positional vertigo, paroxysmal depolarization shift, paroxysmal atrial tachycardia